DataGrid中取HyperLinkColumn列的值,处理DataGrid中绑定的特殊字符

DataGrid中取HyperLinkColumn列的值.

 /// <summary>
    /// 对datagrid中标签进行编码,处理特殊字符
    /// </summary>
    /// <param name="gvGrid">DataGrid</param>
    public void EncodeCurrentDataGrid(DataGrid gvGrid)
    {
        foreach (DataGridItem dgi in gvGrid.Items)
        {
            for (int i = 1; i < dgi.Cells.Count; i++)
            {
                if (gvGrid.Columns[i] is BoundColumn)
                {
                    dgi.Cells[i].Text = StringLang.getEmptyString(dgi.Cells[i].Text);
                }
                if (gvGrid.Columns[i] is HyperLinkColumn)
                {
                    ((HyperLink)dgi.Cells[i].Controls[0]).Text = StringLang.getEmptyString(((HyperLink)dgi.Cells[i].Controls[0]).Text);
                }
            }
        }
    }

///处理特殊字符对object类型文本进行编码
public static string getEmptyString(object obj)
{
    string str;
    try
    {
        if (obj == null)
        {
            return "";
        }
        str = WebLang.dvHTMLEncode(obj.ToString());
    }
    catch (SystemException exception)
    {
        throw exception;
    }
    return str;
}